Marshall C. Bishop, MD
Family Medicine Physician · Shiner, TX
Marshall C. Bishop, MD is a family medicine physician with a practice address in Shiner, Texas, and NPI 1821079260, issued on Nov 11, 2005. Check the license (Texas K8879, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Marshall C. Bishop
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- K8879 TX
Self-reported in NPPES; status is on the state search - Practice location
- 124 E Wolters 2ND, Shiner, TX 77984
- Phone
- (361) 594-3824
- Enumerated
- Nov 11, 2005
- Record last updated
- Jul 18, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (361) 594-4104
- Medicaid ID
- 037427402 TX
- Medicare enrollment
- Enrolled (PECOS I20100324000282); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 11,119 in Texas → Look up another NPI →
Also registered at 124 E Wolters 2ND
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ralph Wagner, MDFamily Medicine Physician1447231881
- Timothy Wagner, MDFamily Medicine Physician1851372619
Verify Marshall C. Bishop in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license K8879Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.8 times the Medicare Part D claims of the average family medicine physician in 2024
9,858 Medicare Part D claims for 419 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 91 claims were for opioids.
Most prescribed
- Atorvastatin Calcium414 claims
- Furosemide399 claims
- Losartan Potassium329 claims
- Amlodipine Besylate316 claims
- Gabapentin293 claims
- Donepezil Hcl269 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $110.43
6 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Drs Wagner Andwagner PAShiner, TX
- Shiner Medical LLPShiner, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marshall C. Bishop among 11,119 family medicine physician records in Texas
Marshall C. Bishop, MD is one of 11,119 family medicine physician records with a practice address in Texas. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 88% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated1998 · median 2004 among the 7,095 with a school on file
- Record last updated2008 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
4 family medicine physician records list a practice address in Shiner
They are 4 of the 25 NPPES records with a practice address in Shiner, and 11,119 family medicine physician records in Texas.
All 11,119 in Texas → Every provider in Shiner → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Joy Bowen, M.D.Shiner, TX 779841528129525
- Timothy Wagner, MDShiner, TX 779841851372619
- Ralph Wagner, MDShiner, TX 779841447231881
- Katherine CantuPort Lavaca, TX 779791184201238
- William Crowley, D.O.Port Lavaca, TX 779791609870161
- Joseph Jenkins, D.O.Port Lavaca, TX 779791962655803
- Timu Kwi, MDPort Lavaca, TX 779791164465415
- Nhi Le, M.D.Port Lavaca, TX 779791003808163
Common questions
What is Marshall C. Bishop, MD's NPI number?
Marshall C. Bishop, MD's National Provider Identifier (NPI) is 1821079260, issued on Nov 11, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Marshall C. Bishop, MD located?
The NPPES record lists a practice address at 124 E Wolters 2ND, Shiner, TX, 77984. Phone: (361) 594-3824. Providers update this record themselves, so call before visiting.
How can I verify Marshall C. Bishop, MD's license?
NPPES lists Texas license number K8879, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Marshall C. Bishop, MD prescribe under Medicare Part D?
In 2024, Marshall C. Bishop, MD had 9,858 Medicare Part D claims for 419 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.